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GILDER GAGNON HOWE & CO LLC: BSX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GILDER GAGNON HOWE & CO LLC on BSX, newest first. How the timeline and the estimate are built.

GILDER GAGNON HOWE & CO LLC held 0 BSX shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -12,933 shares

    13F-HR 0001172661-26-003462 filed by GILDER GAGNON HOWE & CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2026-03-31
    13F 12,933 shares
    Change vs previous 13F -1,064,288 shares

    0.01% of the 13F portfolio, value $811,546.

    13F-HR 0001172661-26-002064 filed by GILDER GAGNON HOWE & CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 1,077,221 shares
    Change vs previous 13F -26,104 shares

    1.08% of the 13F portfolio, value $102,713,022.

    13F-HR 0001172661-26-000858 filed by GILDER GAGNON HOWE & CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 1,103,325 shares
    Change vs previous 13F -21,928 shares

    1.1% of the 13F portfolio, value $107,717,620.

    13F-HR 0001172661-25-004939 filed by GILDER GAGNON HOWE & CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 1,125,253 shares
    Change vs previous 13F -18,886 shares

    1.28% of the 13F portfolio, value $120,863,425.

    13F-HR 0001172661-25-003286 filed by GILDER GAGNON HOWE & CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 1,144,139 shares
    Change vs previous 13F -72,258 shares

    1.51% of the 13F portfolio, value $115,420,742.

    13F-HR 0001172661-25-002018 filed by GILDER GAGNON HOWE & CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 1,216,397 shares
    Change vs previous 13F -14,494 shares

    1.17% of the 13F portfolio, value $108,648,580.

    13F-HR 0001172661-25-001056 filed by GILDER GAGNON HOWE & CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 1,230,891 shares
    Change vs previous 13F not available

    1.23% of the 13F portfolio, value $103,148,666.

    13F-HR 0001172661-24-004863 filed by GILDER GAGNON HOWE & CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).